“Pretty Little Liars” stars Ashley Benson, Lucy Hale, Sasha Pieterse, Shay Mitchell, and Troian Bellisario chatted about their show’s suspenseful finale, and took on a challenge to win tickets for Ellen’s audience to The Most Wonderful Time of the Year!

The liars worry that Ali is being tortured by Über A and turn to a potential enemy for help; Tension rises between Aria, Ezra and Liam as they work on the book; Emily receives a disturbing phone call and tries to find a way to see Ali.

After years apart Holli’s former partner Destiny Wood (Sasha Pieterse) arrives to visit, begging to be a guest judge and suck Holli back into a former life she has been trying to run away from. Meanwhile the remaining 6 contestants sing in duets!

United by dire circumstances, four unlikely allies from a Philadelphia prep school - the hacker, the slacker, the athlete, and the perfect student - band together to attempt the impossible: steal from the U.S. Mint.